MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Vidar


Vendor detections: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39
SHA3-384 hash: a4a0ec5d982921482d155812ed57db0e0f09d0cd636de4876b2a6be1f4f1b5229218487d32a79040ca890f8c16cd521f
SHA1 hash: 4f73cec6761d425000a5586a7325378148d67861
MD5 hash: 0f2e0a4daa819b94536f513d8bb3bfe2
humanhash: cola-monkey-mockingbird-massachusetts
File name:1VB7gm8.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:1'764'352 bytes
First seen:2025-02-07 15:53:15 UTC
Last seen:2025-02-12 20:59:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:kvigLTTxYy9dxaAc73z4PQqLiy1jhDMBhKwnq2:kvi6hYy7YAI3ziLZA6wq
TLSH T17F85330F0DE7D4EBD6B244723A0913BF1A647D5AABA5C2CB81F608BED86713743E1056
TrID 42.7% (.EXE) Win32 Executable (generic) (4504/4/1)
19.2% (.EXE) OS/2 Executable (generic) (2029/13)
19.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter aachum
Tags:exe vidar


Avatar
iamaachum
http://185.215.113.97/files/6691015685/1VB7gm8.exe

Vidar C2:
https://steamcommunity.com/profiles/76561199824159981
https://95.217.25.45/

Intelligence

File Origin
# of uploads :
5
# of downloads :
454
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
New Text Document.exe
Verdict:
Malicious activity
Analysis date:
2025-02-07 14:13:25 UTC
Tags:
loader opendir amadey evasion lumma stealer botnet telegram hausbomber dcrat stealc github xworm ims-api generic fody ramnit
Link:
https://app.any.run/tasks/d27998d3-f609-41a2-be03-f8b34389e119

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.15110.23034.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67a6280eab8a2d1c6bcd8d0e
Tags:
crypt virus lien sage
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/267b6e15-b861-4832-b059-21364a6e30e9
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1609455
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Machine Learning detection for sample
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1609455 Sample: 1VB7gm8.exe Startdate: 07/02/2025 Architecture: WINDOWS Score: 100 43 vikine.rest 2->43 45 t.me 2->45 47 2 other IPs or domains 2->47 65 Suricata IDS alerts for network traffic 2->65 67 Found malware configuration 2->67 69 Antivirus detection for URL or domain 2->69 71 7 other signatures 2->71 8 1VB7gm8.exe 25 2->8         started        12 msedge.exe 68 475 2->12         started        signatures3 process4 dnsIp5 49 t.me 149.154.167.99, 443, 49705 TELEGRAMRU United Kingdom 8->49 51 vikine.rest 5.75.214.119, 443, 49706, 49707 HETZNER-ASDE Germany 8->51 53 127.0.0.1 unknown unknown 8->53 73 Attempt to bypass Chrome Application-Bound Encryption 8->73 75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 8->75 77 Tries to detect sandboxes and other dynamic analysis tools (window names) 8->77 79 7 other signatures 8->79 14 msedge.exe 2 11 8->14         started        17 chrome.exe 8 8->17         started        55 192.168.2.23 unknown unknown 12->55 57 192.168.2.4 unknown unknown 12->57 20 msedge.exe 12->20         started        22 msedge.exe 12->22         started        24 msedge.exe 12->24         started        26 2 other processes 12->26 signatures6 process7 dnsIp8 81 Monitors registry run keys for changes 14->81 28 msedge.exe 14->28         started        33 192.168.2.8, 138, 443, 49703 unknown unknown 17->33 35 239.255.255.250 unknown Reserved 17->35 30 chrome.exe 17->30         started        37 131.253.33.203, 443, 49795, 49796 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->37 39 150.171.27.10, 443, 49777 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->39 41 22 other IPs or domains 20->41 signatures9 process10 dnsIp11 59 plus.l.google.com 142.250.181.238, 443, 49730 GOOGLEUS United States 30->59 61 play.google.com 142.250.184.206, 443, 49732, 49739 GOOGLEUS United States 30->61 63 2 other IPs or domains 30->63
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39/
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2025-02-07 13:31:09 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rl6bnptfr5uxktgamvegj77ni3exu5ky3mgdtyhs2w4hbqp7ny4q._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar credential_access defense_evasion discovery spyware stealer
Link:
https://tria.ge/reports/250207-tcbexaymhq/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Checks computer location settings
Identifies Wine through registry keys
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Uses browser remote debugging
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Detect Vidar Stealer
Vidar
Vidar family
Verdict:
Suspicious
Tags:
stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/8d7bd6c2-3c00-42e3-9510-99755c610a27
Unpacked files
SH256 hash:
8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39
MD5 hash:
0f2e0a4daa819b94536f513d8bb3bfe2
SHA1 hash:
4f73cec6761d425000a5586a7325378148d67861
Link:
https://www.unpac.me/results/02a55818-dd3b-4916-a058-ee8217d89f18/
SH256 hash:
508f4e513f8a35c550ab8123c65f2f501a232281822aba8a210ef55a3478fb22
MD5 hash:
83f4974afb2b106ee6c6dc42f1f65b6d
SHA1 hash:
d31da5ea8842dc9f1574b99e7bbf814b517ad34e
Detections:
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Link:
https://www.unpac.me/results/02a55818-dd3b-4916-a058-ee8217d89f18/
Malware family:
CryptBot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8afc16be658f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:grakate_stealer_nov_2021
Create hunting rule
Rule name:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Vidar

Executable exe 8afc16be658f69754cc0654864ffed46c97a7558db0c39e0f2d5b870c1ff6e39

(this sample)

  
Link
https://tria.ge/250207-sl24jswkcv/
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3430580/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments